Finding the Third Proportional to 10,517,404.50 and 16,440,408

Step by Step Solution

1. Step 1: Write the proportion equation
   10,517,404.50 : 16,440,408 = 16,440,408 : x
2. Step 2: Convert to fraction form
   10,517,404.50/16,440,408 = 16,440,408/x
3. Step 3: Cross multiply
   10,517,404.50x = 16,440,408 × 16,440,408
4. Step 4: Simplify right side
   10,517,404.50x = 270,287,015,206,464
5. Step 5: Solve for x
   x = 270,287,015,206,464/10,517,404.50
6. Step 6: Final answer
   x = 25,699,022.53